To be honest, these three foods are not very suitable for weight loss. If you have to choose one, it’s potatoes, but they must be cooked and eaten (this type of calorie is the lowest. A medium-sized potato has only about 40 calories after cooking, but an apple has 80 calories, and a small sweet potato has nearly 100 calories. Card), no condiments can be used, and cannot be used with staple food. Sweet potatoes and apples are too high in sugar. Have fun.